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UT20 Common Mode Power Line Choke

This multifunctional common mode choke adopts a closed rectangular ferrite core and 2-section winding design. It boasts compact size, cost-effectiveness, easy assembly and high reliability, suitable for mains filters, switched mode power supplies and other electronic equipment.

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Model:
UT20
Brand:
INF

UT20 Common Mode Power Line Choke Common Mode Power Line Choke Coil inductor Line Filter

Product Description

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Product Overview

This component offers excellent high-frequency performance with only 1% stray inductance for symmetrical interference suppression, effectively reducing noise interference in AC lines. It meets UL 94 V-0 flammability standard and falls under climatic category 40/125/21, with bulk packaging and 25% tolerance as standard options. Featuring a compact structure and easy insertion into PCB boards, it is widely used in white goods, AC adapters, multi-function telephones, VCRs and other devices, fulfilling the noise suppression and miniaturized assembly requirements of various circuits.

Key Features

Effective common-mode EMI suppression
Stable AC power line filtering
Compact magnetic core structure
Reliable long-term electrical stability
Suitable for switching power systems
Balanced filtering and current capability
Precision winding process
Flexible customization support

Typical Applications

AC Input EMI Filters
Switching Power Supplies
Industrial Electronics
Consumer Electronic Devices
Smart Home Equipment
Power Conditioning Systems
EMC Compliance Circuits

Physical Properties

Order Code	l R(A)	L(mH)	RDC max.(Ω)	VR(V(AC))	VT(V(AC))
INF-UT20V-1.1mH	2.65	1.1	0.08	250	2000
INF-UT20V-1.5mH	2.2	1.5	0.12	250	2000
INF-UT20V-2.3mH	2	2.3	0.14	250	2000
INF-UT20V-2.8mH	1.6	2.8	0.2	250	2000
INF-UT20V-3.6mH	1.55	3.6	0.22	250	2000
INF-UT20V-4.3mH	1.5	4.3	0.24	250	2000
INF-UT20V-5mH	1.25	5	0.31	250	2000
INF-UT20V-7.2mH	1.05	7.2	0.48	250	2000
INF-UT20V-8.8mH	0.97	8.8	0.54	250	2000
INF-UT20V-13mH	0.8	13	0.81	250	2000
INF-UT20V-24mH	0.6	24	1.38	250	2000
INF-UT20V-29mH	0.52	29	1.87	250	2000
INF-UT20V-43mH	0.4	43	2.88	250	2000

Technical Specifications

Item	Details
Brand	INF
Core Certifications	ISO9001,RoHS,UL
UL Flammability Rating	94V-0
Customization Services	ODM/OEM supported,Logo customization available, exclusive design services provided
Lead Time	15-30 days
Packaging Method	Carton box,customization supported
Minimum Order Quantity(MOQ)	No minimum order
Product Name	ET20/UT20
Product Range	Transformers,inductors,coils,bobbins,ferrite cores
Application Scenarios	Switching power supply transformers,toroidal inductors, choke coils,high-frequency transformers,filters
Sample Policy	5 customized samples provided free of charge;7-10 days for customized items,3-5 days for standard items
Shipping Methods	Air freight,sea freight,etc.
Core Advantages	Professional electronic transformer manufacturer with a complete range of specifications;all materials comply with environmental protection requirements